<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
<div>
    <input type="text" placeholder="用户名" v-model="user.username">
    <input type="text" placeholder="密码" v-model="user.password">
    记住用户名和密码<input type="checkbox" v-model="user.rem">
    <input type="button" value="登录" @click="f1()">

</div>

<script src="https://cdn.staticfile.org/vue/2.2.2/vue.min.js"></script>
<script src="https://cdn.bootcdn.net/ajax/libs/axios/0.21.1/axios.min.js"></script>
<script>
        let v=new Vue({
                el:"body>div",
                data:{
                    user:{
                        username:"",password:"",rem:false
                    }
                },
                methods:{
                    f1(){
                        axios.post("/loginA",v.user).then(function (response) {
                            if(response.data==1){
                                alert("登陆成功")
                                location.href="/"
                            }else if(response.data==2){
                                alert("用户不存在")
                            }else{
                                alert("密码错误")
                            }
                        })
                    }
                }
            })

        let cookieArr=document.cookie.split(";");

        for(let c of cookieArr){
            let arr=c.split("=");
            let key=arr[0].trim();
            let value=arr[1];
            if(key=="username"){
                v.user.username=value;
            }else if(key=="password"){
                v.user.password=value;
            }

        }

</script>
</body>
</html>